import 'package:flutter/material.dart';
void main()=>runApp(MyApp());

class MyApp extends StatelessWidget{
  Widget build(BuildContext context){
    return MaterialApp(
      home:Scaffold(
        appBar: AppBar(
          title: Text("data",
          textAlign: TextAlign.right,
          ),
        ),
        body: ListView(
          children: <Widget>[
            ListTile(
              title: Text("大标题"),
              subtitle: Text("小标题"),
              leading: Icon(Icons.ac_unit),
            ),
            ListTile(
              title: Text("大标题"),
              subtitle: Text("小标题"),
              leading: Icon(Icons.ac_unit),
            ),
            ListTile(
              title: Text("大标题"),
              subtitle: Text("小标题"),
              leading: Icon(Icons.ac_unit),
            ),
            ListTile(
              title: Text("大标题"),
              subtitle: Text("小标题"),
              leading: Icon(Icons.ac_unit),
            ),
          ],
        ),
      ),
    );
  }
}
